package com.cdream.basic.algorithm.leetcode.tree;

public class Question100 {
    public boolean isSameTree(TreeNode p, TreeNode q) {
        if (p== null && q==null){
            return true;
        }

        if (p == null || q == null || p.val != q.val) {
            return false;
        }
        return isSameTree(p.left, q.left) && isSameTree(p.right, q.right);
    }
}
